tftp -p -l up.sh 192.168.100.212

tftp -p -l img_sigma.txt 192.168.100.212

tftp -p -l img_mask0.txt 192.168.100.212
tftp -p -l img_mask1.txt 192.168.100.212
tftp -p -l img_mask2.txt 192.168.100.212
tftp -p -l img_mask3.txt 192.168.100.212
tftp -p -l img_mask4.txt 192.168.100.212
tftp -p -l img_mask5.txt 192.168.100.212
tftp -p -l img_mask6.txt 192.168.100.212
tftp -p -l img_mask7.txt 192.168.100.212

tftp -p -l download.sh 192.168.100.212